Clinical trials: Microvascular Disease
Trigeminal Neuralgia
Comparative Study inTreatment of Trigeminal Neuralgia
This study aims to evaluate the results of percutaneous radiofrequency rhizotomy and the effectiveness of microvascular decompression for the treatment of trigeminal neuralgia and Comparing between them according the different…
- Trial name
- NCT04801407
- Testing
- percutaneous radiofrequency trigeminal rhizotomy, Microvascular decompression of the trigeminal nerve
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Sohag University
Syndrome X
Syndrome X and Endothelial Dysfunction
Cardiac syndrome X is characterized by angina, positve stress test, and patent coronary angiography, and its probable mechanism is microvascular dysfunction associated with endothelial dysfunction.
- Trial name
- NCT00190086
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Far Eastern Memorial Hospital
Amblyopia
OCT-A and Amblyopia
Detect changes in retinal vessel density in the superficial and deep capillary plexuses using OCTA in children with anisometropic amblyopia
- Trial name
- NCT05223153
- Testing
- Optical Coherence tomography angiography
- Where
- Egypt
- Volunteers
- 32 people
- Sponsor
- Minia University
Ischemia, Myocardial, Non-Obstructive Coronary Atherosclerosis
INOCA-NA a Local Prospective Registry
The present study has the following objectives: 1. To investigate the prevalence of INOCA in patients referring for a clinically indicated coronary angiography (CA) c/o Division of Cardiology - Federico II University Hospital; 2.
- Conditions
- Ischemia, Myocardial, Non-Obstructive Coronary Atherosclerosis, Microcirculatory Status, Coronary Microvascular Dysfunction (CMD)
- Trial name
- INOCA-NA (NCT06588244)
- Where
- Italy
- Volunteers
- 250 people
- Sponsor
- Federico II University
Autosomal Dominant Polycystic Kidney Disease
A Study to Evaluate Homocysteine Metabolism and Endothelial Function in ADPKD
The purpose of this study is to assess homocysteine metabolism and systemic endothelial function at the early stages of the disease and determine the prognostic value of homocysteine, related metabolites, and markers of…
- Trial name
- HCY (NCT05193981)
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Mayo Clinic
COVID-19 Pandemic
Retinal and Choroidal Microvascular Parameters in School-age Children in a COVID-19 Infection Pandemic Peak in China
We designed this study to examine whether COVID-19 infection could lead to retinal and choroidal microvascular involvement in school-age children (6-18 years) in a pandemic peak in China.
- Trial name
- NCT05952466
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Guangzhou First People's Hospital
Trigeminal Neuralgia
Comparing Clinical Benefits of Gamma Knife and Microvascular Decompression for Trigeminal Neuralgia
Clinical randomized study to compare the clinical effectiveness between two modalities of treatment of trigeminal neuralgia namely gamma knife radio surgery and microvascular decompression
- Trial name
- NCT03991039
- Testing
- Gamma knife
- Volunteers
- 84 people
- Sponsor
- University of Baghdad
Infant, Premature, Diseases
Measurement of Neonatal Microvascular Hemodynamics Using Non-invasive Optical Technologies
Alterations to microvascular blood flow in premature infants, are known to contribute to several major disease entities. The optically-measured tissue blood flow, to determine tissue perfusion that can be use to detect blood loss.
- Trial name
- NCT01982357
- Testing
- Laser Speckle Imaging and Diffuse Optical Spectroscopy
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of California, Irvine
Covid19, Multisystem Inflammatory Syndrome in Children (MIS-C)
Contrast Enhanced Ultrasound in COVID-19
Initial data from COVID-19 patients suggests that one of the primary causes of death is significant endothelial injury leading to blood clotting and impaired multiorgan microvascular perfusion.
- Trial name
- NCT04640038
- Testing
- Sulfur hexafluoride lipid-type A microspheres
- Where
- United States
- Volunteers
- 4 people
- Sponsor
- Children's Hospital of Philadelphia
Cystic Fibrosis Related Diabetes
The Microvascular Complications Study
Our general aim is to determine the prevalence of diabetic microvascular complications in CFRD patients with and without fasting hyperglycemia, and to explore whether the presence of these complications is related to diabetes or…
- Trial name
- NCT00222508
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- University of Minnesota
Child, Only, Obesity
Microvascular Reactivity in Prepubertal Children
This is a cross-sectional study aimed to investigate microvascular reactivity in prepubertal children according to adiposity status.
- Conditions
- Child, Only, Obesity, Endothelial Dysfunction
- Trial name
- MicroChild (NCT03171441)
- Testing
- nailfold videocapillaroscopy, inflammatory biomarkers
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Rio de Janeiro State University
Free Tissue Flaps
Detection of Flap Ischemia Using Interstitial Glucose Monitor
A simple device that objectively assesses flap perfusion - either as a stand-alone tool or an adjunct to the current monitoring method - would be a tremendous improvement in detection of early postoperative flap ischemia and, in…
- Trial name
- NCT02604069
- Testing
- Continuous Glucose Monitor
- Where
- Canada
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Hamilton Health Sciences Corporation
Chest Pain, Sickle Cell Anemia
Effects of Nitric Oxide and Nitroglycerin in Patients With Sickle Cell Anemia
Sickle cell anemia is the most common genetic disease affecting African-Americans. About 1 in every 1000 African-Americans has the disease and 1 in every 12 carry the genes that could be passed on to their children.
- Trial name
- NCT00001716
- Testing
- Nitric Oxide, Nitroglycerin
- Where
- United States
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- National Institutes of Health Clinical Center (CC)
Chagas Cardiomyopathy
Microvascular Endothelial Function in a Cohort of Patients With the Cardiac Form of Chronic Chagas Disease.
The present study aims to evaluate the microvascular endothelial function of a single centre cohort of patients with the cardiac form of Chagas disease, and to search for associations with clinical and laboratory variables.
- Trial name
- NCT03524768
- Testing
- skin laser speckle contrast imaging and video-capillaroscopy
- Where
- Brazil
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- National Institute of Cardiology, Laranjeiras, Brazil
Peripheral Artery Disease, Coronary Disease
Evaluation of Patients With Known or Suspected Heart Disease
In this study researchers will admit and evaluate patients with known or suspected heart disease referred to the Cardiology Branch of the National Heart, Lung, and Blood Institute (NHLBI).
- Conditions
- Peripheral Artery Disease, Coronary Disease, Diabetes and Heart Failure, Dilated Cardiomyopathy
- Trial name
- NCT00001313
- Where
- 2 sites in United States
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Cardiovascular Diseases, Microvascular Complications
Non-invasive Microvascular Assessment in Individuals at High Risk of Cardiovascular Disease From the SCAPIS2 Study
Microvascular dysfunction, particularly endothelial dysfunction, is increasingly recognized as a key mechanism underlying various cardiovascular diseases (CVD), including heart failure, ischemic heart disease, atherosclerosis…
- Trial name
- NCT07359768
- Where
- Sweden
- Volunteers
- 900 people
- Sponsor
- HJN Sverige AB/Neko Health
Severe Malaria
Severe and Cerebral Malaria Investigated Through Host Metabolomics
The aim is to describe disease mechanisms of severe and cerebral malaria and identify new targets for adjunctive therapies. Despite treatment between 10-30% of patients with severe malaria die.
- Trial name
- NCT02451904
- Testing
- Observation
- Where
- Bangladesh
- Volunteers
- 840 people, healthy volunteers welcome
- Sponsor
- University of Oxford
MINOCA, STEMI
Retinal OCTA for Microvascular Dysfunction Evaluation and Outcome Prediction in MINOCA Patients
The aim of this study is to evaluate microvascular dysfunction through OCTA in MINOCA patients. In order to better understand the condition, OCTA will also be performed in two matched patient groups: healthy controls and ACS…
- Conditions
- MINOCA, STEMI, Normal
- Trial name
- REVEAL (NCT07055152)
- Where
- Italy
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Pisa
Coronary Arteriosclerosis, Coronary Heart Disease
Analysis of Human Coronary Aspirate
During elective percutaneous coronary intervention (PCI), both proximal and distal protection devices are used. The distal occlusion protection device temporarily occludes the vessel distal to the lesion during the intervention…
- Conditions
- Coronary Arteriosclerosis, Coronary Heart Disease, No Reflow Phenomenon
- Trial name
- AHCA (NCT01430884)
- Testing
- Aspirated Coronary Blood
- Where
- Germany
- Volunteers
- 500 people
- Sponsor
- Universität Duisburg-Essen
Muscle Spasticity, Gait Disorders, Neurologic
Ultrasonographic Assessment of Muscle Morphology, Function, and Clinical Findings in Spastic Cerebral Palsy
This study focuses on children with spastic cerebral palsy and aims to examine how muscle morphology and tissue characteristics, as assessed by ultrasound, may relate to functional motor abilities.
- Conditions
- Muscle Spasticity, Gait Disorders, Neurologic, Cerebral Palsy, Spastic
- Trial name
- US-sCP (NCT07118228)
- Where
- Turkey (Türkiye)
- Volunteers
- 36 people
- Sponsor
- Kocaeli University